function getData() {
    const rowData = [
        {country: 'Ireland', state: null, city: 'Dublin'},
        {country: 'Ireland', state: null, city: 'Galway'},
        {country: 'Ireland', state: null, city: 'Cork'},

        {country: 'United Kingdom', state: null, city: 'London'},
        {country: 'United Kingdom', state: null, city: 'Manchester'},
        {country: 'United Kingdom', state: null, city: 'Liverpool'},

        {country: 'USA', state: 'New York', city: 'New York'},
        {country: 'USA', state: 'New York', city: 'Albany'},
        {country: 'USA', state: 'New York', city: 'Onondaga'},
        {country: 'USA', state: 'New York', city: 'Westchester'},

        {country: 'USA', state: 'California', city: 'San Diego'},
        {country: 'USA', state: 'California', city: 'San Francisco'},
    ]

    rowData.forEach(function (item, i) {
        item.val1 = ((i + 13) * 17 * 33) % 1000
        item.val2 = ((i + 23) * 17 * 33) % 1000
    })
    return rowData;
}
